363431718313 has 4 divisors (see below), whose sum is σ = 365746570180. Its totient is φ = 361116866448.

The previous prime is 363431718269. The next prime is 363431718323. The reversal of 363431718313 is 313817134363.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 313817134363 = 937 ⋅334916899.

It can be written as a sum of positive squares in 2 ways, for example, as 99444361104 + 263987357209 = 315348^2 + 513797^2 .

It is a cyclic number.

It is not a de Polignac number, because 363431718313 - 2²⁹ = 362894847401 is a prime.

It is a super-2 number, since 2×363431718313² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 363431718313.

It is not an unprimeable number, because it can be changed into a prime (363431718323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1157425698 + ... + 1157426011.

It is an arithmetic number, because the mean of its divisors is an integer number (91436642545).

Almost surely, 2^363431718313 is an apocalyptic number.

It is an amenable number.

363431718313 is a deficient number, since it is larger than the sum of its proper divisors (2314851867).

363431718313 is a wasteful number, since it uses less digits than its factorization.

363431718313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2314851866.

The product of its digits is 326592, while the sum is 43.

The spelling of 363431718313 in words is "three hundred sixty-three billion, four hundred thirty-one million, seven hundred eighteen thousand, three hundred thirteen".